Image result for id od chart

Copper Tube Type "K" Heavy Wall Soft Coil

Standard Domestic water use

Nominal Size (in.)         O.D.      Avg.I.D.    Wall Thickness

1/4"

.375.315.035
3/8"

.500

.430

.049

1/2”

.625

.545

.049

5/8”

.750

.666

.049

3/4”

.875

.785

.065

1”

1.125

1.025

.065

1-1/4”

1.375

1.265

.065

1-1/2”

1.625

1.505

.072

2”

2.125

1.985

.083

 "Know your copper" the most common are:

 DWV= Thin wall, drain, vent, waste (not for pressure)

Type M=Thin wall (residential)

Type L=medium wall (commercial/residential)

Type K=Heavy wall (underground) SOFT Coil

 See More Copper Pipe Visit store